Perhaps you should try some spelling variations:
oral communication » personal communication
technologies used » technologies based, technology used, technologies _
used information » user information, use information, based information
information 14.3 » information 4.3, information 1.3, information 1.2
du developpement » de developpement, le developpement, et developpement
developpement il » developpement de, developpement et, developpement du
communication 2 » communication _, communication a, communication 3
il afrique » l afrique, en afrique
14.3 2 » 14.3 _, 14.3 a
2 oral » _ oral, 4 oral
2 du » 2 zu, 2 de, 2 eu

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies used information 14.3 2 oral communication 2 du developpement il afrique.*.